package ru.ncedu.java.vlku.hrs.dal.util;

import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;

public class HibernateUtil {
  private static final SessionFactory sessionFactory;
    static {
      try {
    	  Configuration configuration = new Configuration();

          configuration.configure().setProperty("hibernate.show_sql", "false");

          ServiceRegistry serviceRegistry = new ServiceRegistryBuilder()
    	  	.applySettings(configuration.getProperties()).buildServiceRegistry();
    	  sessionFactory = configuration.buildSessionFactory(serviceRegistry);
      } catch (Throwable ex) {
        System.err.println("Initial SessionFactory creation failed." + ex);
        throw new ExceptionInInitializerError(ex);
      }
    }

    public static SessionFactory getSessionFactory() {
      return sessionFactory;
    }
}
